GB2021851B - Ring laser gyroscopes - Google Patents

Ring laser gyroscopes

Info

Publication number: GB2021851B
Authority: GB; United Kingdom
Prior art keywords: ring laser; laser gyroscopes; gyroscopes; ring; laser
Prior art date: 1978-05-26
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB7913805A

Other versions

GB2021851A (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Northrop Grumman Guidance and Electronics Co Inc

Original Assignee

Litton Systems Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-05-26

Filing date

1979-04-20

Publication date

1982-07-21

1979-04-20 Application filed by Litton Systems Inc filed Critical Litton Systems Inc

1979-12-05 Publication of GB2021851A publication Critical patent/GB2021851A/en

1982-07-21 Application granted granted Critical

1982-07-21 Publication of GB2021851B publication Critical patent/GB2021851B/en

Status Expired legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/66—Ring laser gyrometers

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Radar, Positioning & Navigation (AREA)
Electromagnetism (AREA)
Power Engineering (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Remote Sensing (AREA)
Gyroscopes (AREA)
Lasers (AREA)
Photoreceptors In Electrophotography (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Lubricants (AREA)

GB7913805A 1978-05-26 1979-04-20 Ring laser gyroscopes Expired GB2021851B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US90991978A	1978-05-26	1978-05-26

Publications (2)

Publication Number	Publication Date
GB2021851A GB2021851A (en)	1979-12-05
GB2021851B true GB2021851B (en)	1982-07-21

Family

ID=25428045

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7913805A Expired GB2021851B (en)	1978-05-26	1979-04-20	Ring laser gyroscopes

Country Status (18)

Country	Link
JP (1)	JPS596520B2 (en)
AU (1)	AU521186B2 (en)
BE (1)	BE874859A (en)
BR (1)	BR7901915A (en)
CA (1)	CA1125895A (en)
CH (1)	CH645718A5 (en)
DE (1)	DE2920429A1 (en)
DK (1)	DK215579A (en)
ES (1)	ES479075A1 (en)
FR (1)	FR2426887A1 (en)
GB (1)	GB2021851B (en)
GR (1)	GR66808B (en)
IL (1)	IL56658A (en)
IT (1)	IT1115066B (en)
NL (1)	NL181953C (en)
NO (1)	NO152272C (en)
NZ (1)	NZ189487A (en)
SE (1)	SE448320B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2120839A (en) *	1982-05-19	1983-12-07	Raytheon Co	Ring laser gyroscope
DE3412016C2 (en) *	1984-03-31	1986-12-11	Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln	Ring laser
US4783169A (en) *	1985-08-09	1988-11-08	Litton Systems, Inc.	Control of a ring laser gyro cavity according to a preselected model
CN103674003B (en) *	2012-09-07	2016-06-01	中国航空工业第六一八研究所	A kind of electromagnetic drive type shaking laser gyroscope mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3697181A (en) *	1967-03-14	1972-10-10	Sperry Rand Corp	Ring laser having amplitude and phase controlled crossed-beam anti-locking feedback
US3741657A (en) *	1971-03-03	1973-06-26	Raytheon Co	Laser gyroscope
US3846025A (en) *	1973-04-02	1974-11-05	S Wilber	Frequency sensitive laser rotary motion sensor
US4152071A (en) *	1976-08-02	1979-05-01	Honeywell Inc.	Control apparatus
CA1085031A (en) *	1976-11-08	1980-09-02	Litton Systems, Inc.	Laser gyro with phased dithered mirrors

1979
- 1979-01-19 CA CA319,945A patent/CA1125895A/en not_active Expired
- 1979-01-26 NZ NZ189487A patent/NZ189487A/en unknown
- 1979-02-02 GR GR58245A patent/GR66808B/el unknown
- 1979-02-06 AU AU43981/79A patent/AU521186B2/en not_active Ceased
- 1979-02-13 IL IL56658A patent/IL56658A/en unknown
- 1979-02-28 NL NLAANVRAGE7901581,A patent/NL181953C/en not_active IP Right Cessation
- 1979-03-14 FR FR7906502A patent/FR2426887A1/en active Granted
- 1979-03-15 BE BE0/194032A patent/BE874859A/en not_active IP Right Cessation
- 1979-03-20 IT IT48410/79A patent/IT1115066B/en active
- 1979-03-29 BR BR7901915A patent/BR7901915A/en unknown
- 1979-03-29 SE SE7902823A patent/SE448320B/en not_active IP Right Cessation
- 1979-03-30 ES ES479075A patent/ES479075A1/en not_active Expired
- 1979-04-16 JP JP54045512A patent/JPS596520B2/en not_active Expired
- 1979-04-20 GB GB7913805A patent/GB2021851B/en not_active Expired
- 1979-05-16 NO NO791638A patent/NO152272C/en unknown
- 1979-05-19 DE DE2920429A patent/DE2920429A1/en not_active Withdrawn
- 1979-05-25 CH CH492179A patent/CH645718A5/en not_active IP Right Cessation
- 1979-05-25 DK DK215579A patent/DK215579A/en unknown

Also Published As

Publication number	Publication date
IT7948410A0 (en)	1979-03-20
AU521186B2 (en)	1982-03-18
JPS54155794A (en)	1979-12-08
ES479075A1 (en)	1979-06-01
IL56658A (en)	1981-07-31
CA1125895A (en)	1982-06-15
NO152272C (en)	1985-08-28
NL181953C (en)	1987-12-01
IT1115066B (en)	1986-02-03
GB2021851A (en)	1979-12-05
FR2426887A1 (en)	1979-12-21
BR7901915A (en)	1979-12-04
CH645718A5 (en)	1984-10-15
DK215579A (en)	1979-11-27
SE448320B (en)	1987-02-09
NL7901581A (en)	1979-11-28
NO791638L (en)	1979-11-27
BE874859A (en)	1979-07-02
NL181953B (en)	1987-07-01
NO152272B (en)	1985-05-20
DE2920429A1 (en)	1979-11-29
AU4398179A (en)	1979-11-29
GR66808B (en)	1981-04-30
JPS596520B2 (en)	1984-02-13
NZ189487A (en)	1982-12-07
FR2426887B1 (en)	1984-06-22
SE7902823L (en)	1979-11-27

Legal Events

Date	Code	Title	Description
1988-12-14	PCNP	Patent ceased through non-payment of renewal fee

Publication	Publication Date	Title
JPS5362497A (en)	1978-06-03	Ring laser gyroscope
JPS5495195A (en)	1979-07-27	Piezooelectric actuator for ring laser gyroscope
GB2038081B (en)	1982-08-11	Ring laser
GB2004113B (en)	1982-02-24	Ring laser gyroscope
JPS54123893A (en)	1979-09-26	Ring laser
JPS53134390A (en)	1978-11-22	Ring laser gyroscope
GB2076213B (en)	1983-08-17	Ring laser gyroscopes
JPS5565488A (en)	1980-05-16	Fourrmode ring laser
JPS5674978A (en)	1981-06-20	Ring laser
GB2127211B (en)	1986-10-01	Ring laser gyroscope
JPS57208187A (en)	1982-12-21	Ring laser gyroscope
JPS5357793A (en)	1978-05-25	Ring laser gyroscope
GB2046508B (en)	1983-11-02	Ring laser gyroscope anode
GB2087638B (en)	1984-12-05	Ring laser gyroscope
GB2023919B (en)	1982-07-21	Ring laser
GB2012101B (en)	1982-04-21	Laser gyroscope
GB2029631B (en)	1982-08-25	Laser gyroscope
JPS57201092A (en)	1982-12-09	Ring laser gyroscope
JPS53121596A (en)	1978-10-24	Ring laser gyroscope
JPS56150884A (en)	1981-11-21	Ring laser gyro
GB2021851B (en)	1982-07-21	Ring laser gyroscopes
DE2960424D1 (en)	1981-09-24	Laser gyrometer
JPS53144697A (en)	1978-12-16	Ring laser gyroscope
DE2964281D1 (en)	1983-01-20	Gyroscopes
GB2017394B (en)	1982-06-23	Laser gyroscope